:root{--sh-green:#18302d;--sh-deep:#102622;--sh-coral:#f47761;--sh-cream:#f5eee2;--sh-paper:#fffdf8;--sh-muted:#61716d;--sh-line:#ded8cc;--sh-gold:#f4bd52;--sh-serif:"Playfair Display",Georgia,serif;--sh-sans:"DM Sans",Arial,sans-serif}
.sh-hero{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:62px;align-items:center;padding:58px 0 76px}.sh-hero h1{max-width:840px;margin:13px 0 20px;font:600 clamp(3.5rem,6.8vw,6.4rem)/.94 var(--sh-serif);letter-spacing:-.055em}.sh-hero h1 em{color:var(--sh-coral);font-weight:500}.sh-intro{max-width:720px;color:var(--sh-muted);font-size:1.04rem}.sh-orientation{padding:30px;border-radius:22px;background:var(--sh-green);color:#fff}.sh-orientation>span{color:#ff9a87;font-size:.7rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.sh-orientation>strong{display:block;margin:10px 0 18px;font:600 2rem var(--sh-serif)}.sh-orientation ul{margin:0;padding:0;list-style:none}.sh-orientation li{padding:10px 0;border-top:1px solid rgba(255,255,255,.18);font-weight:700}.sh-orientation p{margin:18px 0 0;color:#cbd9d6;font-size:.8rem}.sh-mode-nav{position:sticky;top:78px;z-index:40;border-block:1px solid var(--sh-line);background:rgba(255,253,248,.96);backdrop-filter:blur(8px)}.sh-mode-nav .shell{display:flex;gap:10px;padding-block:10px}.sh-mode-nav a{padding:8px 14px;border-radius:999px;text-decoration:none;font-size:.82rem;font-weight:900}.sh-mode-nav a:hover,.sh-mode-nav a:focus-visible{background:var(--sh-cream)}
.sh-path-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.sh-path-grid a{display:flex;min-height:225px;flex-direction:column;padding:24px;border:1px solid var(--sh-line);border-radius:17px;background:#fff;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.sh-path-grid a:hover,.sh-path-grid a:focus-visible{transform:translateY(-3px);box-shadow:0 12px 28px rgba(24,48,45,.1)}.sh-path-grid span{color:var(--sh-coral);font-size:.7rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.sh-path-grid strong{margin:13px 0 10px;font:600 1.45rem/1.1 var(--sh-serif)}.sh-path-grid p{margin:auto 0 0;color:var(--sh-muted);font-size:.88rem}
.sh-dark{background:var(--sh-green)}.sh-first-win{margin:28px 0 72px;padding:28px;border-radius:20px;background:#fff;color:var(--sh-green)}.sh-lesion-diagram{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:24px}.sh-lesion-diagram>div{display:grid;min-height:170px;place-items:center;padding:18px;border:1px solid var(--sh-line);border-radius:14px;background:var(--sh-cream)}.sh-lesion-diagram i{display:block;background:#b86e5d;box-shadow:inset 0 -9px 0 rgba(90,42,34,.2)}.lesion-a{width:58px;height:35px;border-radius:50% 50% 35% 35%}.lesion-b{width:145px;height:35px;border-radius:18px 18px 9px 9px}.sh-lesion-diagram strong,.sh-lesion-diagram span{display:block}.sh-lesion-diagram span{color:var(--sh-muted);font-size:.82rem}.sh-commit fieldset{border:0;padding:0}.sh-commit legend{font:600 1.3rem var(--sh-serif);margin-bottom:12px}.sh-commit label{display:block;margin:8px 0;padding:12px;border:1px solid var(--sh-line);border-radius:10px}.sh-form-message{font-weight:800}.sh-reveal{margin-top:20px;padding:18px;border-left:4px solid var(--sh-coral);background:#fff4f1;border-radius:0 10px 10px 0}.sh-reveal strong{font:600 1.3rem var(--sh-serif)}.sh-reveal p{color:var(--sh-muted)}.sh-method-head{margin-bottom:22px}.sh-sequence{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;padding:0;list-style:none}.sh-sequence li{display:flex;gap:13px;padding:18px;border:1px solid #5f7e78;border-radius:14px}.sh-sequence b{display:grid;place-items:center;flex:0 0 32px;height:32px;border-radius:50%;background:var(--sh-coral);color:var(--sh-deep)}.sh-sequence strong,.sh-sequence span,.sh-sequence small{display:block}.sh-sequence strong{font:600 1.18rem var(--sh-serif)}.sh-sequence span{color:#fff}.sh-sequence small{margin-top:7px;color:#cbd9d6}.sh-exit{margin-top:28px;padding:20px;border:1px solid rgba(255,255,255,.25);border-radius:14px}.sh-exit p{color:#cbd9d6}.sh-exit a{font-weight:900}
.sh-compare{display:grid;grid-template-columns:1fr 1fr;margin:28px 0 54px;border:1px solid var(--sh-line);border-radius:16px;overflow:hidden}.sh-compare>div{padding:25px;background:#fff}.sh-compare>div:last-child{background:var(--sh-green);color:#fff}.sh-compare span{color:var(--sh-coral);font-size:.7rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.sh-compare p{margin-bottom:0}.sh-compare>div:last-child p{color:#fff}.sh-builder{margin:44px 0;padding:30px;border-radius:20px;background:var(--sh-cream)}.sh-builder h3,.sh-discriminator h3,#clinic-language h3{margin:8px 0 12px}.sh-builder-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:23px 0}.sh-builder-grid label{font-size:.82rem;font-weight:800}.sh-builder-grid select{width:100%;min-height:48px;margin-top:6px;padding:10px;border:1px solid #9aa8a5;border-radius:10px;background:#fff;font:inherit}.sh-model{margin-top:20px;padding:20px;border-radius:14px;background:var(--sh-green);color:#fff}.sh-model span{color:#ff9a87;font-size:.68rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.sh-model p{margin:7px 0 0;color:#fff;font:500 1.18rem var(--sh-serif)}.sh-discriminator{margin:55px 0}.sh-clue-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.sh-clue-grid button{min-height:48px;border:1px solid var(--sh-line);border-radius:12px;background:#fff;color:var(--sh-green);font:800 .88rem var(--sh-sans);cursor:pointer}.sh-clue-grid button:hover,.sh-clue-grid button[aria-pressed="true"]{background:var(--sh-green);color:#fff}.sh-clue-output{min-height:74px;padding:16px;border-left:4px solid var(--sh-coral);background:var(--sh-cream)}blockquote{margin:22px 0;padding:25px;border-left:5px solid var(--sh-coral);background:var(--sh-green);color:#fff;font:500 1.28rem/1.6 var(--sh-serif)}.sh-practice-row{display:flex;justify-content:space-between;align-items:center;gap:14px}.sh-practice-row span{color:var(--sh-muted);font-size:.8rem}.sh-mistakes{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.sh-mistakes article{padding:22px;border:1px solid var(--sh-line);border-radius:14px;background:#fff}.sh-mistakes article>strong{font:600 1.2rem var(--sh-serif)}.sh-mistakes p{color:var(--sh-muted)}.sh-mistakes small{display:block;padding-top:10px;border-top:1px solid var(--sh-line);font-weight:800}.sh-accordions summary{display:flex;justify-content:space-between;gap:18px}.sh-accordions summary small{color:var(--sh-coral);font-weight:900}.sh-safety{padding:68px 0;background:#fff1ee;border-block:1px solid #f0b7ac}.sh-safety h2{margin:8px 0 18px;font:600 clamp(2.3rem,5vw,3.7rem)/1.05 var(--sh-serif)}.sh-safety p{color:var(--sh-green);font-size:1.05rem}.sh-safety small{color:var(--sh-muted)}.sh-quiz{background:var(--sh-green)}.sh-quiz fieldset{border:0;padding:0}.sh-quiz label{display:block;margin:9px 0;padding:14px;border:1px solid #5f7e78;border-radius:11px}.sh-quiz label:has(input:checked){border-color:var(--sh-gold);background:rgba(244,189,82,.12)}#quiz-feedback{margin-top:18px;font-weight:800}.sh-source-body{padding-top:15px}.references>details{border-radius:16px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sh-path-grid a{transition:none}}@media(max-width:980px){.sh-hero{grid-template-columns:1fr;gap:30px}.sh-path-grid{grid-template-columns:1fr 1fr}.sh-sequence,.sh-builder-grid{grid-template-columns:1fr 1fr}.sh-clue-grid{grid-template-columns:1fr 1fr}}@media(max-width:700px){.sh-hero{padding:40px 0 52px}.sh-hero h1{font-size:clamp(3rem,14vw,4.7rem)}.sh-mode-nav{top:72px}.sh-mode-nav .shell{overflow-x:auto}.sh-path-grid,.sh-sequence,.sh-builder-grid,.sh-mistakes,.sh-compare,.sh-lesion-diagram{grid-template-columns:1fr}.sh-path-grid a{min-height:190px}.sh-builder{padding:21px}.sh-clue-grid{grid-template-columns:1fr}.sh-practice-row{align-items:stretch;flex-direction:column}.sh-accordions summary{flex-direction:column;gap:3px}}

/* v64 — Retrieval Practice contrast correction */
.sh-quiz,
#practice.sh-quiz {
  background: var(--sh-green, #18302d);
  color: #ffffff;
}
.sh-quiz .eyebrow,
#practice.sh-quiz .eyebrow {
  color: var(--sh-coral, #f47761);
}
.sh-quiz h2,
#practice.sh-quiz h2 {
  color: #ffffff !important;
  text-shadow: none;
}
.sh-quiz fieldset,
#practice.sh-quiz fieldset {
  color: #ffffff;
}
.sh-quiz legend,
#practice.sh-quiz legend {
  color: #ffffff !important;
}
.sh-quiz label,
#practice.sh-quiz label {
  color: #ffffff !important;
  background: rgba(255,255,255,.025);
  border-color: rgba(255,255,255,.34);
}
.sh-quiz label:hover,
#practice.sh-quiz label:hover {
  border-color: rgba(255,255,255,.58);
  background: rgba(255,255,255,.055);
}
.sh-quiz label:has(input:checked),
#practice.sh-quiz label:has(input:checked) {
  color: #ffffff !important;
  border-color: var(--sh-gold, #f4bd52);
  background: rgba(244,189,82,.12);
}
.sh-quiz #quiz-feedback,
#practice.sh-quiz #quiz-feedback {
  color: #ffffff;
}
.sh-quiz .button,
#practice.sh-quiz .button {
  color: var(--sh-green, #18302d);
}


/* v65 — dark-band heading contrast and layout hardening */
.sh-dark,
.band.sh-dark {
  color:#ffffff;
}
.sh-dark h1,
.sh-dark h2,
.sh-dark h3,
.sh-dark h4,
.band.sh-dark h1,
.band.sh-dark h2,
.band.sh-dark h3,
.band.sh-dark h4,
.sh-dark .sh-method-head h2 {
  color:#ffffff !important;
}
.sh-dark .eyebrow,
.band.sh-dark .eyebrow {
  color:var(--sh-coral,#f47761) !important;
}
.sh-dark .sh-sequence strong,
.sh-dark .sh-exit strong,
.sh-dark .remember p,
.sh-dark .remember strong {
  color:#ffffff;
}
.sh-dark .sh-sequence span {
  color:#ffffff;
}
.sh-dark .sh-sequence small,
.sh-dark .sh-exit p {
  color:#d7e3e0;
}
.sh-dark .sh-exit a {
  color:#ffffff;
  text-decoration-color:var(--sh-coral,#f47761);
}
@media (max-width:700px){
  .sh-dark .shell.narrow{width:calc(100% - 32px);}
}